diplomacy vs grace

diplomacy

noun
  • Tact and subtle skill in dealing with people so as to avoid or settle hostility. 

  • The art and practice of conducting international relations by negotiating alliances, treaties, agreements etc., bilaterally or multilaterally, between states and sometimes international organizations, or even between polities with varying status, such as those of monarchs and their princely vassals. 

grace

noun
  • In the games of patience or solitaire: a special move that is normally against the rules. 

  • A short prayer of thanks before or after a meal. 

  • An allowance of time granted to a debtor during which he or she is free of at least part of his normal obligations towards the creditor. 

  • Free and undeserved favour, especially of God; unmerited divine assistance given to humans for their regeneration or sanctification, or for resisting sin. 

  • A grace note. 

  • Charming, pleasing qualities. 

  • Elegant movement; balance or poise. 

  • An act or decree of the governing body of an English university. 

verb
  • To supply with heavenly grace. 

  • To dignify or raise by an act of favour; to honour. 

  • To add grace notes, cadenzas, etc., to. 

  • To adorn; to decorate; to embellish and dignify. 

How often have the words diplomacy and grace occurred in a corpus of books? (source: Google Ngram Viewer )